Safe
Free

efsadu.dll

x86 Windows System
Verified

This is a Core Windows System File

efsadu.dll is a critical Windows component. If it's missing or corrupted, you should repair Windows rather than replace the file manually.

Recommended: Run System File Checker

sfc /scannow

Open Command Prompt as Administrator and run this command.

Why You Shouldn't Just Download the DLL

  • DLLs depend on other DLLs - copying one file won't fix the chain
  • Runtime packages register components in Windows correctly
  • Version mismatches can cause more problems
  • The official installer handles all of this automatically

Compatibility

Windows Server 2022 Windows Server 2019 Windows Server 2016

File Details

Name
efsadu.dll
Size
110.5 KB
Version
10.0.20348
Architecture
x86
Source
Windows system
Part of
Windows System

Hash Verification

1187d97097c0945e77e53450e3a8cd62600181ed7f74aba039b2c175b1eeb6a8
93937837c39e9ebfb59bf7a40a8941aa
ADVANCED

Manual DLL Download

Only if installer doesn't work

This is a last resort. Try the official installer first.
Download ZIP

110.5 KB | x86

3,001 downloads

Manual Installation Steps
  1. 1 Extract the ZIP file
  2. 2 Copy to C:/Windows/SysWOW64/
  3. 3 If needed: regsvr32 efsadu.dll

Official Microsoft source

Malware scanned

SHA-256 verified

Other Versions

efsadu.dll
x64